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Toshiya Matsubara
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for producing hollow silica particles
Patent number
12,157,673
Issue date
Dec 3, 2024
AGC Inc.
Hiroyuki Kamiya
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for producing hollow silica particles
Patent number
11,608,273
Issue date
Mar 21, 2023
AGC Inc.
Hiroyuki Kamiya
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process and apparatus for producing inorganic spheres
Patent number
7,537,746
Issue date
May 26, 2009
Asahi Glass Company, Limited
Toshiya Matsubara
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for producing inorganic spheres
Patent number
7,442,356
Issue date
Oct 28, 2008
Asahi Glass Company, Limited
Toshiya Matsubara
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for producing inorganic spheres
Patent number
7,022,300
Issue date
Apr 4, 2006
Asahi Glass Company, Limited
Toshiya Matsubara
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Recording medium excellent in ink absorptivity and process for its...
Patent number
6,630,213
Issue date
Oct 7, 2003
Asahi Glass Company, Limited
Katsumasa Nakahara
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Silica-alumina composite sol, processes for producing the same, and...
Patent number
6,623,820
Issue date
Sep 23, 2003
Asahi Glass Company Ltd.
Katsumasa Nakahara
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Alumina sol, alumina hydrate powder and processes for their production
Patent number
6,342,293
Issue date
Jan 29, 2002
Asahi Glass Company Ltd.
Katsumasa Nakahara
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Alumina hydrate coating fluid, recording sheet and recorded product
Patent number
6,166,122
Issue date
Dec 26, 2000
Asahi Glass Company Ltd.
Toshihiro Tanuma
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Alumina sol, alumina hydrate powder and processes for their production
Patent number
6,048,470
Issue date
Apr 11, 2000
Asahi Glass Company Ltd.
Katsumasa Nakahara
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Recording medium
Patent number
5,691,046
Issue date
Nov 25, 1997
Asahi Glass Company Ltd.
Toshiya Matsubara
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Recording sheet and record
Patent number
5,445,868
Issue date
Aug 29, 1995
Asahi Glass Company Ltd.
Masako Harasawa
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Oxide superconductor comprising BaBO.sub.3 dispersions (where B is...
Patent number
5,240,903
Issue date
Aug 31, 1993
Asahi Glass Company Ltd.
Jun-ichi Shimoyama
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Oriented superconductor containing a dispersed non-superconducting...
Patent number
5,084,436
Issue date
Jan 28, 1992
Asahi Glass Company Ltd.
Takeshi Morimoto
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Electrolytic capacitor
Patent number
4,747,021
Issue date
May 24, 1988
Asahi Glass Company Ltd.
Takeshi Morimoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrolytic capacitor
Patent number
4,740,869
Issue date
Apr 26, 1988
Asahi Glass Company Ltd.
Takeshi Morimoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrolytic capacitor
Patent number
4,734,821
Issue date
Mar 29, 1988
Asahi Glass Company Ltd.
Takeshi Morimoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrolytic capacitor
Patent number
4,689,724
Issue date
Aug 25, 1987
Asahi Glass Company Ltd.
Takeshi Morimoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Ion exchange membrane cell and electrolytic process using thereof
Patent number
4,518,470
Issue date
May 21, 1985
Asahi Glass Co., Ltd.
Yoshio Oda
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Ion exchange membrane cell and electrolytic process using thereof
Patent number
4,468,301
Issue date
Aug 28, 1984
Asahi Glass Company Ltd.
Yoshio Oda
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Ion exchange membrane cell and electrolytic process using thereof
Patent number
4,461,682
Issue date
Jul 24, 1984
Asahi Glass Company Ltd.
Yoshio Oda
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PRODUCING HOLLOW SILICA PARTICLES
Publication number
20230138940
Publication date
May 4, 2023
AGC Inc.
Hiroyuki KAMIYA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HOLLOW SILICA PARTICLES AND METHOD FOR MANUFACTURING HOLLOW SILICA...
Publication number
20220411275
Publication date
Dec 29, 2022
AGC Inc.
Toshiya MATSUBARA
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING HOLLOW SILICA PARTICLES
Publication number
20200283300
Publication date
Sep 10, 2020
AGC Inc.
Hiroyuki KAMIYA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR PRODUCING INORGANIC SPHERES
Publication number
20080267853
Publication date
Oct 30, 2008
ASAHI GLASS COMPANY, LIMITED
Toshiya Matsubara
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Process for producing inorganic spheres
Publication number
20060067864
Publication date
Mar 30, 2006
ASAHI GLASS COMPANY, LIMITED
Toshiya Matsubara
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Skin cosmetic
Publication number
20060034788
Publication date
Feb 16, 2006
MIYOSHI KASEI, INC.
Masaakira Horino
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Process for producing inorganic spheres
Publication number
20040258601
Publication date
Dec 23, 2004
ASAHI GLASS COMPANY, LIMITED
Toshiya Matsubara
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Process and apparatus for producing inorganic spheres
Publication number
20040251569
Publication date
Dec 16, 2004
ASAHI GLASS COMPANY, LIMITED
Toshiya Matsubara
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Hollow glass microspheres and process for their production
Publication number
20020004111
Publication date
Jan 10, 2002
Asahi Glass Company, Limited
Toshiya Matsubara
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
Recording medium excellent in ink absorptivity and process for its...
Publication number
20010008688
Publication date
Jul 19, 2001
ASAHI GLASS COMPANY, LIMITED
Katsumasa Nakahara
B82 - NANO-TECHNOLOGY